Home / 1,127,247.59-1,555,767.86-713,822.09

Finding the Fourth Proportional to 1,127,247.59, 1,555,767.86 and 713,822.09

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Solution

The fourth proportional to 1,127,247.59, 1,555,767.86 and 713,822.09 is: 985,179.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,247.59 : 1,555,767.86 = 713,822.09 : x
  2. Step 2: Convert to fraction form
    1,127,247.59/1,555,767.86 = 713,822.09/x
  3. Step 3: Cross multiply
    1,127,247.59x = 1,555,767.86 × 713,822.09
  4. Step 4: Simplify right side
    1,127,247.59x = 1,110,541,471,174.12
  5. Step 5: Solve for x
    x = 1,110,541,471,174.12/1,127,247.59
  6. Step 6: Final answer
    x = 985,179.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.